Patentable/Patents/US-6888209
US-6888209

Semiconductor package and method of fabricating the same

PublishedMay 3, 2005
Assigneenot available in USPTO data we have
Inventorsnot available in USPTO data we have
Technical Abstract

A semiconductor package includes a semiconductor substrate having a device region on one surface thereof, and a connecting pad electrically connected to the device region. A support substrate is formed on a side of one surface of the semiconductor substrate. An external electrode formed on a side of the other surface of the semiconductor substrate. A connecting wire is partially extended outside the semiconductor substrate for electrically connecting the connecting pad and external electrode.

Patent Claims
12 claims

Legal claims defining the scope of protection, as filed with the USPTO.

1

1. A semiconductor package comprising: a semiconductor substrate including a device region on a first surface thereof, and a connecting pad electrically connected to the device region; a connecting wire which is formed on a side of the first surface of the semiconductor substrate and which includes a first end electrically connected to the connecting pad and a second end extending outside of the semiconductor substrate; an insulating film formed on the second surface of the semiconductor substrate and the connecting wire and having a hole at a position corresponding to the second end of the connecting wire; a support substrate formed on the side of the first surface of the semiconductor substrate so as to support the semiconductor substrate; an external electrode formed on the insulating film; and a distribution wire for electrically connecting the connecting wire and external electrode via the hole in the insulating film.

2

2. The package according to claim 1 , wherein the connecting wire comprises a metal plating layer.

3

3. The package according to claim 1 , wherein the connecting wire includes a portion in close contact with the first surface of the semiconductor substrate.

4

4. The package according to claim 1 , wherein the connecting wire is formed in close contact with the support substrate.

5

5. The package according to claim 1 , further comprising a projecting connecting electrode between the connecting pad and connecting wire.

6

6. The package according to claim 1 , wherein the external electrode comprises a columnar electrode, and a solder ball is formed on the columnar external electrode.

7

7. The package according to claim 6 , wherein an encapsulating film is formed around the columnar electrode on the insulating film.

8

8. The package according to claim 1 , wherein the device region comprises a photoelectric conversion device region.

9

9. The package according to claim 1 , wherein the support substrate comprises a glass substrate.

10

10. The package according to claim 9 , wherein one of a transparent adhesive layer and a transparent encapsulating layer is formed between the semiconductor substrate and glass substrate.

11

11. A semiconductor package comprising: a semiconductor substrate including a device region on a first surface thereof, and a connecting pad electrically connected to the device region; a support substrate formed on a side of the first surface of the semiconductor substrate; an external electrode formed on a side of a second surface of the semiconductor substrate; and connecting means, partially extended outside the semiconductor substrate, for electrically connecting the connecting pad and external electrode; wherein the connecting means includes a distribution wire extended to the side of the second surface of the semiconductor substrate, and a connecting wire formed on a surface of the support substrate opposing the semiconductor substrate, wherein the connecting wire comprises a first end portion connected to the connecting pad, and a second end portion extended outside the semiconductor substrate, and wherein a columnar electrode is formed on the second end portion of the connecting wire, and the distribution wire is connected to the columnar electrode.

12

12. The package according to claim 11 , wherein an insulating film is formed between the second surface of the semiconductor substrate and the distribution wire.

Classification Codes (CPC)

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Patent Metadata

Filing Date

September 15, 2003

Publication Date

May 3, 2005

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Cite as: Patentable. “Semiconductor package and method of fabricating the same” (US-6888209). https://patentable.app/patents/US-6888209

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